merge revision(s) 39536: [Backport #7989]

	* iseq.c (iseq_data_to_ary): fix condition.
	  r34303 introduces a bug to avoid all line information from
	  a result of ISeq#to_a. This is a regression problem from 2.0.0p0.

	* test/ruby/test_iseq.rb: add a test of lines after ISeq#to_a.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39910 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 39578: [Backport #8009]

	* Makefile.in (miniruby, ruby): move MAINLIBC because linker arguments
	  must appear after object files with newer versions of gcc.  patch by
	  tmm1 (Aman Gupta) in [ruby-core:53121] [Bug #8009]


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_0_0@39911 b2dd03c8-39d4-4d8f-98ff-823fe69b080e